Roberta Casagrande Kim Books

When the Greeks Ruled Egypt

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The catalogue examines the interactions between Greek and Egyptian cultures during the nearly three hundred year period when Egypt was under Greek rule. It reveals how Egypt's Ptolemaic rulers used...

Graffiti from the Basilica in the Agora of Smyrna

By Roberta Casagrande Kim, Cumhur Tanrver, Akn Ersoy, Roger S. Bagnall

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Graffiti from the Basilica in the Agora of Smyrna

By Roberta Casagrande Kim, Roger S. Bagnall, Akin Ersoy, Cumhur Tanriver, Burak Yolacan

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How to Convert ISBN-10 to ISBN-13 (and Vice Versa): A Complete Guide

If you’re in the world of books—whether as a publisher, librarian, bookseller, or avid collector—you’ve likely come across the terms ISBN-10 and ISBN-13. Understanding these formats and knowing how to convert between them is essential for maintaining consistency and compatibility in book records. In this post, we’ll cover everything you need to know about ISBN conversions, step by step.

What is an EAN and How Does it Relate to an ISBN?

If you’ve ever purchased a product online or in a store, you’ve likely come across a barcode. Behind these barcodes lies a standardized system that makes modern commerce possible. Two key codes often encountered are the EAN (European Article Number) and ISBN (International Standard Book Number). But what are they, how are they connected, and why are they so crucial? Let’s explore.